From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Tue, 3 Mar 2020 13:52:24 +0000 (+0100)
Subject: Fix bug in FEEvaluation for constraints in face integrals
X-Git-Tag: v9.2.0-rc1~465^2~3
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=41f60e749ac690817e1caf46d4b1b11643a7b8e2;p=dealii.git

Fix bug in FEEvaluation for constraints in face integrals
---

diff --git a/include/deal.II/matrix_free/fe_evaluation.h b/include/deal.II/matrix_free/fe_evaluation.h
index 6ecc583b30..c27bfacd71 100644
--- a/include/deal.II/matrix_free/fe_evaluation.h
+++ b/include/deal.II/matrix_free/fe_evaluation.h
@@ -3899,7 +3899,7 @@ FEEvaluationBase<dim, n_components_, Number, is_face, VectorizedArrayType>::
           Assert(cells[v] < dof_info->row_starts.size() - 1,
                  ExcInternalError());
           has_constraints =
-            has_constraints &&
+            has_constraints ||
             dof_info
                 ->row_starts[cells[v] * n_fe_components +
                              first_selected_component + n_components]